Hi "Thomas, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on 0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1] url: https://github.com/0day-ci/linux/commits/Thomas-K-hnel/fs-ntfs3-Fixes-for... base: 0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1 config: arm64-randconfig-s031-20211207 (https://download.01.org/0day-ci/archive/20211207/202112072356.fmLjngs7-lk...) compiler: aarch64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/0day-ci/linux/commit/d2fb837ced1828c5a57feac3690d3cc8a... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Thomas-K-hnel/fs-ntfs3-Fixes-for-big-endian-systems/20211207-184206 git checkout d2fb837ced1828c5a57feac3690d3cc8a36b2fdc # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash fs/ntfs3/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) fs/ntfs3/frecord.c:1615:28: sparse: expected restricted __le16 const [usertype] *s1 fs/ntfs3/frecord.c:1615:28: sparse: got unsigned short const * vim +1615 fs/ntfs3/frecord.c 1578 1579 /* ni_fname_name 1580 * 1581 * Return: File name attribute by its value. 1582 */ 1583 struct ATTR_FILE_NAME *ni_fname_name(struct ntfs_inode *ni, 1584 const struct cpu_str *uni, 1585 const struct MFT_REF *home_dir, 1586 struct mft_inode **mi, 1587 struct ATTR_LIST_ENTRY **le) 1588 { 1589 struct ATTRIB *attr = NULL; 1590 struct ATTR_FILE_NAME *fname; 1591 struct le_str *fns; 1592 1593 *le = NULL; 1594 1595 /* Enumerate all names. */ 1596 next: 1597 attr = ni_find_attr(ni, attr, le, ATTR_NAME, NULL, 0, NULL, mi); 1598 if (!attr) 1599 return NULL; 1600 1601 fname = resident_data_ex(attr, SIZEOF_ATTRIBUTE_FILENAME); 1602 if (!fname) 1603 goto next; 1604 1605 if (home_dir && memcmp(home_dir, &fname->home, sizeof(*home_dir))) 1606 goto next; 1607 1608 if (!uni) 1609 goto next; 1610 1611 if (uni->len != fname->name_len) 1612 goto next; 1613 1614 fns = (struct le_str *)&fname->name_len; 1616 false)) 1617 goto next; 1618 1619 return fname; 1620 } 1621 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org